

package com.hazelcast.internal.partition.operation;

import com.hazelcast.core.MemberLeftException;
import com.hazelcast.internal.partition.IPartitionService;
import com.hazelcast.internal.partition.MigrationCycleOperation;
import com.hazelcast.internal.partition.MigrationInfo;
import com.hazelcast.internal.partition.impl.InternalPartitionServiceImpl;
import com.hazelcast.internal.partition.impl.PartitionDataSerializerHook;
import com.hazelcast.nio.ObjectDataInput;
import com.hazelcast.nio.ObjectDataOutput;
import com.hazelcast.spi.exception.TargetNotMemberException;
import com.hazelcast.spi.impl.operationservice.ExceptionAction;

import java.io.IOException;
import java.util.Collection;

import static com.hazelcast.internal.serialization.impl.SerializationUtil.readCollection;
import static com.hazelcast.internal.serialization.impl.SerializationUtil.writeCollection;

/**
 * Sent by master member to other cluster members to publish completed migrations
 * and the new partition state version.
 *
 * @since 3.12
 */
public class PublishCompletedMigrationsOperation extends AbstractPartitionOperation implements MigrationCycleOperation {

    private Collection<MigrationInfo> completedMigrations;

    private transient boolean success;

    public PublishCompletedMigrationsOperation() {
    }

    public PublishCompletedMigrationsOperation(Collection<MigrationInfo> completedMigrations) {
        this.completedMigrations = completedMigrations;
    }

    @Override
    public void run() {
        InternalPartitionServiceImpl service = getService();
        success = service.applyCompletedMigrations(completedMigrations, getCallerAddress());
    }

    @Override
    public Object getResponse() {
        return success;
    }

    @Override
    public String getServiceName() {
        return IPartitionService.SERVICE_NAME;
    }

    @Override
    public ExceptionAction onInvocationException(Throwable throwable) {
        if (throwable instanceof MemberLeftException || throwable instanceof TargetNotMemberException) {
            return ExceptionAction.THROW_EXCEPTION;
        }
        return super.onInvocationException(throwable);
    }

    @Override
    protected void readInternal(ObjectDataInput in) throws IOException {
        super.readInternal(in);
        completedMigrations = readCollection(in);
    }

    @Override
    protected void writeInternal(ObjectDataOutput out) throws IOException {
        super.writeInternal(out);
        writeCollection(completedMigrations, out);
    }

    @Override
    public int getClassId() {
        return PartitionDataSerializerHook.PUBLISH_COMPLETED_MIGRATIONS;
    }
}
